Humax PVR-9150T User Manual - Page 22

4. Basic Operation This chapter describes functions such as switching channel, volume control and basic features for watching programmes. 4.1 Switching Channel You can switch the current channel using one of the following methods. 1. Press the CH+/CH- button. 2. Enter the channel number using the NUMERIC(0-9) buttons to move to the channel directly. 3. Press the TV/RADIO button to switch between TV channels and radio channels. Note: • You can switch channel using the channel list or programme guide. • Please refer to 4.6 Channel List and Chapter 6. Programme Guide for more information. 4.2 Volume Control 1. Press the VOL+/VOL- button to adjust the audio volume. 2. Press the MUTE button to stop the audio temporarily. Note: The mute function remains set while you switch channels. 4.3 Text and Interactive Services If your chosen channel has digital teletext features, you can access them. Teletext services often load automatically shortly after the digital teletext window is displayed. In which case, simply follow the on screen instructions(press color buttons). 1. Press the TEXT button to access digital teletext. 2. Press the TEXT button again to return to normal viewing. 3. Press the CH+/CH- button to exit this service. Note: Interactive service(MHEG) is not available when subtitles are displayed. GB21 User's Manual